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CAS 297-76-7

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Ethynodiol diacetate

Description:
Ethynodiol diacetate, with the CAS number 297-76-7, is a synthetic steroidal compound primarily used in hormonal contraceptives. It is a derivative of the natural hormone progesterone and exhibits progestational activity, making it effective in preventing ovulation. The compound is characterized by its molecular structure, which includes an ethynyl group and two acetate ester functional groups, contributing to its lipophilicity and stability. Ethynodiol diacetate is typically administered orally and is known for its relatively low androgenic activity compared to other progestins, which can result in fewer side effects related to androgenic properties. Its pharmacokinetics involve absorption, metabolism, and excretion, with a half-life that supports its use in contraceptive formulations. Additionally, it may have implications in managing certain gynecological conditions due to its hormonal effects. As with any hormonal medication, monitoring for potential side effects and contraindications is essential for safe use.
Formula:C6H6O4
InChI:InChI=1/C24H32O4/c1-5-16-13-22-21-8-6-17-12-18(27-14(2)25)7-9-19(17)20(21)10-11-24(22,4)23(16)28-15(3)26/h1,12,16,18-23H,6-11,13H2,2-4H3/t16-,18+,19?,20?,21?,22?,23+,24+/m1/s1
InChI key:InChIKey=ONKUMRGIYFNPJW-KIEAKMPYSA-N
SMILES:O(C(C)=O)[C@]1(C#C)[C@]2(C)[C@@](CC1)([C@]3([C@](CC2)([C@@]4(C(CC3)=C[C@@H](OC(C)=O)CC4)[H])[H])[H])[H]
Synonyms:
  • (3Beta,17Beta)-17-Ethynylestr-4-Ene-3,17-Diyl Diacetate
  • 17-Ethynyl-19-norandrost-4-ene-3β,17β-diol diacetate
  • 17alpha-Ethynyl-4-estrene-3b,17b-diol-3,17-diacetate
  • 17α-Ethynyl-4-estren-3β,17-diol diacetate
  • 17α-Ethynyl-4-estrene-3β,17β-diacetate
  • 17α-Ethynyl-4-estrene-3β,17β-diol diacetate
  • 19-Nor-17a-pregn-4-en-20-yne-3b,17-diol diacetate
  • 19-Norpregn-4-en-20-yne-3,17-diol, 3,17-diacetate, (3β,17α)-
  • 19-Norpregn-4-en-20-yne-3,17-diol, diacetate, (3β,17α)-
  • 3β,17β-Diacetoxy-19-nor-17α-pregn-4-en-20-yne
  • See more synonyms
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